CN102588316A - Speed regulating module of automobile air-conditioning blower - Google Patents
Speed regulating module of automobile air-conditioning blower Download PDFInfo
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- CN102588316A CN102588316A CN2012100912751A CN201210091275A CN102588316A CN 102588316 A CN102588316 A CN 102588316A CN 2012100912751 A CN2012100912751 A CN 2012100912751A CN 201210091275 A CN201210091275 A CN 201210091275A CN 102588316 A CN102588316 A CN 102588316A
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- radiator
- adjusting module
- speed adjusting
- air conditioning
- base
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
An embodiment of the invention discloses a speed regulating module of an automobile air-conditioning blower, which relates to the technical field of automobiles and aims to solve the technical problem of pool cooling effect of a speed regulating module of an automobile air-conditioning blower in the prior art. The speed regulating module of the automobile air-conditioning blower comprises a radiator, the bottom of the radiator is provided with radiating fins, the top of the radiator is connected with a base, and a cooling space is formed between the radiator and the base, wherein the cooling space contains interconnected field-effect transistors and a circuit board, and the field-effect transistors are arranged on a plane at the top of the radiator. The speed regulating module is used for regulating the air volume of the automobile air-conditioning blower.
Description
Technical field
The present invention relates to automobile technical field, relate in particular to a kind of speed adjusting module of blower for vehicle air conditioning.
Background technique
Car air conditioner be realize to air in a car compartment freeze, the device of heating, ventilation and air purification; It can provide comfortable environment by bus for rider person; Reduce driver's fatigue strength; Improve traffic safety, so car air conditioner has become the indispensable important accessory of automobile.
The speed adjusting module of blower for vehicle air conditioning is used for rotating speed speed and the air quantity size of Control of Automobile air conditioner blower, and the passenger is provided required different wind speed, improves the car load travelling comfort.The groundwork principle of this speed adjusting module is: the control panel of air-conditioning is after speed adjusting module is sent signal; Field effect transistor in the speed adjusting module as main switch element according to himself conduction mode and make-to-break ratio of this signal change; And change the size and the polarity of the output voltage of speed adjusting module with this; Thereby utilize this output voltage to control the rotating speed of the direct current generator that links to each other with blower, and then regulate the rotating speed speed and the air quantity size of blower.
Because field effect transistor is the main switch element in the speed adjusting module, loaded current is big, so field effect transistor becomes the main heating source in the speed adjusting module.The heat radiation of field effect transistor can realize through radiator.As shown in Figure 1, be the decomposition texture schematic representation of the speed adjusting module of a kind of blower for vehicle air conditioning in the existing technology.This speed adjusting module comprises radiator 310, on the plane at radiator 310 tops, is provided with radiating block 320, and radiating block 320 is provided with field effect transistor 220, and field effect transistor 220 is connected with circuit board 210, and circuit board 210 is provided with pin 211.In addition, on field effect transistor 220, be provided with fixed plate 120, fixed plate 120 is provided with the through hole 121 that supplies pin 211 to pass.Wherein, be formed with heat-dissipating space between fixed plate 120 and the radiator 310, this heat-dissipating space covers in field effect transistor 120 in it; Radiator 310 tops also are provided with shell 110, and shell 110 is provided with out 111, and shell 110 covers in fixed plate 120 in it.
Because heat-dissipating space of the prior art only covers in said field effect transistor in it, so heat-dissipating space is less, makes that the speed adjusting module radiating effect of air-conditioning is relatively poor.
Summary of the invention
Embodiments of the invention provide a kind of speed adjusting module of blower for vehicle air conditioning, with the technical problem that solves speed adjusting module radiating effect difference in the existing technology.
For achieving the above object, embodiments of the invention adopt following technological scheme:
A kind of speed adjusting module of blower for vehicle air conditioning; Comprise radiator; The bottom of said radiator is provided with radiating fin, the top is connected with base, is formed with heat-dissipating space between said radiator and the said base, wherein; Accommodate interconnective field effect transistor and circuit board in the said heat-dissipating space, said field effect transistor is located on the plane at said radiator top.
Wherein, the plane at said radiator top is provided with the relative the first side wall and second sidewall, has extended to form first plate on the said the first side wall, has extended to form second plate on said second sidewall; Said base is provided with first slot that cooperates with said first plate and second slot that cooperates with said second plate.
Secondly, the position that is connected with said first plate on the said the first side wall is provided with first platform, and said first platform is positioned at the inboard of said the first side wall; The position that is connected with said second plate on said second sidewall is provided with second platform, and said second platform is positioned at the inboard of said second sidewall, and said circuit board is located on said first platform and said second platform.
Moreover the plane at said radiator top is provided with boss, and said field effect transistor is located between said boss and the said the first side wall.
Further, the both sides of said radiating fin are provided with convexity.
Further, said convexity is an arc.
Wherein, said radiator is connected through screw with said field effect transistor.
Further, be provided with the first relative internal baffle and second internal baffle between said first slot and said second slot, said first internal baffle is positioned at a side of said base, and said second internal baffle is positioned at another opposite side of said base.
Further, the outside of said first internal baffle is provided with first exterior siding, and the outside of said second internal baffle is provided with second exterior siding.
Secondly, said circuit board is provided with the pin that is arranged as a row, and said base is provided with the pin holes that cooperates with said pin, and said pin passes from said pin holes.
The speed adjusting module of the kind blower for vehicle air conditioning that the embodiment of the invention provides, said field effect transistor is located on the top plan of said radiator on the one hand, can dispel the heat through radiator; On the other hand; Said field effect transistor can dispel the heat through the heat-dissipating space that said radiator and said base form; Said heat-dissipating space covers in said field effect transistor and circuit board in it, and said heat-dissipating space is increased, and has promptly increased the area of contact in said heat-dissipating space and air channel; Improve the radiating effect of said field effect transistor, solved the technical problem of speed adjusting module radiating effect difference in the existing technology.
Description of drawings
Fig. 1 is the speed adjusting module decomposition texture schematic representation of existing technology blower for vehicle air conditioning;
Fig. 2 is the internal structure schematic representation of the speed adjusting module of embodiment of the invention blower for vehicle air conditioning;
Fig. 3 is the speed adjusting module decomposition texture schematic representation of embodiment of the invention blower for vehicle air conditioning;
Fig. 4 is the assembled state schematic representation of radiator and field effect transistor in the decomposition texture shown in Figure 3;
Fig. 5 is the structural representation of base in the decomposition texture shown in Figure 3;
Fig. 6 is the base exterior structural representation of the speed adjusting module of embodiment of the invention blower for vehicle air conditioning;
Fig. 7 is the speed adjusting module assembled state schematic appearance of embodiment of the invention blower for vehicle air conditioning.
Reference character:
The 1-radiator, 2-field effect transistor, 3-circuit board, 4-base, 5-inserted sheet, 6-pin; The 112-radiating fin, 110-first plate, 120-second plate, 111-the first side wall, 121-second sidewall; 130-first platform, 131-second platform, 113-boss, 21-screw, 410-first internal baffle; 420-first exterior siding, 421-second exterior siding, 430-first slot, 431-second slot, 44-pin holes.
Embodiment
Below in conjunction with accompanying drawing embodiment of the invention blower for vehicle air conditioning speed adjusting module is described in detail.
Should be clear and definite, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills are not making all other embodiments that obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
As shown in Figures 2 and 3; Be the schematic representation of the speed adjusting module of embodiment of the invention blower for vehicle air conditioning, said speed adjusting module comprises radiator 1, and the bottom of radiator 1 is provided with radiating fin 112, the top is connected with base 4; Be formed with heat-dissipating space between radiator 1 and the base 4; Wherein, accommodate interconnective field effect transistor 2 and circuit board 3 (will be described in more detail below) in the heat-dissipating space, field effect transistor 2 is located on the plane at radiator 1 top.
The speed adjusting module of the blower for vehicle air conditioning that the embodiment of the invention provides, said field effect transistor is located on the top plan of said radiator on the one hand, can dispel the heat through radiator; On the other hand; Said field effect transistor can dispel the heat through the heat-dissipating space that said radiator and said base form; Said heat-dissipating space covers in said field effect transistor and circuit board in it, and said heat-dissipating space is increased, and has promptly increased the area of contact in said heat-dissipating space and air channel; Improve the radiating effect of said field effect transistor, solved the technical problem of speed adjusting module radiating effect difference in the existing technology.
Referring to Fig. 2 and shown in Figure 5, the plane at radiator 1 top is provided with the relative the first side wall 111 and second sidewall 121, has extended to form on the first side wall 111 on first plate, 110, the second sidewalls and has extended to form second plate 120; Base 4 is provided with first slot 430 that cooperates with first plate 110 and second slot 431 that cooperates with second plate 120.Through said first plate being set on the first side wall of said radiator and said second plate being set on said second sidewall; Said first slot and said second slot that cooperates with said first plate and second plate is set on said base; Said first plate inserts in said first slot when said radiator is connected with said base; Said second plate inserts in said second slot; Said like this radiator, said the first side wall and said second sidewall and said base have surrounded a bigger heat-dissipating space; Thereby make the field effect transistor and the space around the circuit board that are installed in the said heat-dissipating space bigger, help the heat radiation of said field effect transistor.But be not limited thereto, in other embodiments of the invention, also said first plate and said second plate can be set on said base, and said first slot and said second slot correspondingly are set on the end face of said radiator.
Referring to shown in Figure 4, the position that is connected with said first plate 110 on the said the first side wall 111 is provided with first platform 130, and said first platform 130 is positioned at the inboard of said the first side wall 111; The position that is connected with said second plate 120 on said second sidewall 121 is provided with second platform 131, and said second platform 131 is positioned at the inboard of said second sidewall 121, and said circuit board 3 is located on said first platform 130 and said second platform 131.Setting through said first platform and second platform; Make said circuit board can level across between said first platform and said second platform; After said radiator and said base are fastened and connected; The sidewall of said first slot and second slot just in time can be pressed on the said circuit board (can referring to shown in Figure 2), makes said circuit board more firm; Moreover said circuit board setting is installed in the space that the plane at said base, said the first side wall and second sidewall and said radiator top surrounds, can be effectively dustproof, keep clean, and be not easy to make said circuit board to lose efficacy.
Referring to shown in Figure 4, the plane at radiator 1 top is provided with boss 113 once more, and field effect transistor 2 is located between boss 113 and the first side wall 111, and wherein, radiator 1 can be connected through screw 21 with field effect transistor 2.Such structure; Said field effect transistor is stuck between said the first side wall and the said boss in the horizontal direction, vertically is connected through said screw 21, make said field effect transistor more stable with respect to said radiator with said radiator; Wherein, The width of the radiating fin of screw 21 positions can be bigger than screw diameter, and screw 21 is unlikely to expose outside like this, and outward appearance is more attractive in appearance.
Further referring to Fig. 3 and shown in Figure 5; Be provided with first relative internal baffle 410 and second internal baffle (not shown) between first slot 430 and second slot 431; First internal baffle 410 is positioned at a side of said base 4, and said second internal baffle is positioned at another opposite side of said base 4.Behind said radiator and said base fastening, said first internal baffle and second internal baffle can further hold said radiator makes it be not easy move left and right.Further; The outside of first internal baffle 410 is provided with first exterior siding 420; The outside of said second internal baffle is provided with second exterior siding 421, and said first exterior siding can block with the position that said base is connected said radiator with second exterior siding, and is both attractive in appearance; Can prevent further that again dust from getting into said circuit board heat-dissipating space, guarantee the cleaning of said field effect transistor and said circuit board.Wherein exterior siding can be all with said heat-dissipating space sealing, leave the gap around, form vent passages before and after the said like this heat-dissipating space so that convection current, further improve the radiating effect of said field effect transistor.
Referring to shown in Figure 3, circuit board 3 is provided with the pin 6 that is arranged as a row, and base 4 is provided with the pin holes 44 that cooperates with pin 6, and pin 6 passes from pin holes 44.Wherein, seeing that the restriction in the space of circuit board, it is smaller relatively that the end that said pin is connected with circuit board can be provided with, and can make the gap between each pin relatively large like this, when soldering, can avoid short circuit; It is more relatively large that an end that is connected with base can be provided with, and convenience is connected with external circuit.And, among the structure that pin 6 is arranged as a row and the embodiment shown in Figure 1 pin arrangement structure is together compared, in the time of can being reduced in welding owing to the undesigned connection of pad causes short risk between the adjacent pin.
Referring to shown in Figure 3, field effect transistor 2 is provided with inserted sheet 5 once more, and circuit board 3 is provided with the inserting-plate hole (not shown) that matches with inserted sheet 5.At first said inserted sheet is inserted said inserting-plate hole when mounted and carry out Primary Location, and then weld, said field effect transistor is connected through said inserted sheet with said circuit board.
As the further improvement to the foregoing description, the both sides of said radiating fin can be provided with convexity, and said convexity can be arc.Both sides through at said radiating fin are provided with arc convex, can increase the specific surface area of said radiating fin, help heat radiation.
Below in conjunction with the embodiment of the invention and Fig. 2-Fig. 7 the installation method and the structure of the speed adjusting module of blower for vehicle air conditioning are done explanation further:
After the installation; Because first slot of base and the wedge-shaped structure that second slot is; Radiator has four angles can be exposed at outside the base, and is as shown in Figure 6, through frock four angles of outstanding radiator riveted securely and withhold on base; All parts just all link together securely on the air-conditioning speed adjusting module like this, form surface structure shown in Figure 7.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technician who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of said claim.
Claims (10)
1. the speed adjusting module of a blower for vehicle air conditioning; Comprise radiator; The bottom of said radiator is provided with radiating fin, the top is connected with base, is formed with heat-dissipating space between said radiator and the said base, it is characterized in that; Accommodate interconnective field effect transistor and circuit board in the said heat-dissipating space, said field effect transistor is located on the plane at said radiator top.
2. the speed adjusting module of blower for vehicle air conditioning according to claim 1; It is characterized in that; The plane at said radiator top is provided with the relative the first side wall and second sidewall, has extended to form first plate on the said the first side wall, has extended to form second plate on said second sidewall; Said base is provided with first slot that cooperates with said first plate and second slot that cooperates with said second plate.
3. the speed adjusting module of blower for vehicle air conditioning according to claim 2 is characterized in that, the position that is connected with said first plate on the said the first side wall is provided with first platform, and said first platform is positioned at the inboard of said the first side wall; The position that is connected with said second plate on said second sidewall is provided with second platform, and said second platform is positioned at the inboard of said second sidewall, and said circuit board is located on said first platform and said second platform.
4. according to claim 2 or 3 described blower for vehicle air conditioning speed adjusting module, it is characterized in that the plane at said radiator top is provided with boss, said field effect transistor is located between said boss and the said the first side wall.
5. according to the speed adjusting module of each described blower for vehicle air conditioning among the claim 1-3, it is characterized in that the both sides of said radiating fin are provided with convexity.
6. the speed adjusting module of blower for vehicle air conditioning according to claim 5 is characterized in that, said convexity is an arc.
7. according to the speed adjusting module of each described blower for vehicle air conditioning among the claim 1-3, it is characterized in that said radiator is connected through screw with said field effect transistor.
8. according to the speed adjusting module of claim 2 or 3 described blower for vehicle air conditioning; It is characterized in that; Be provided with the first relative internal baffle and second internal baffle between said first slot and said second slot; Said first internal baffle is positioned at a side of said base, and said second internal baffle is positioned at another opposite side of said base.
9. the speed adjusting module of blower for vehicle air conditioning according to claim 8 is characterized in that, the outside of said first internal baffle is provided with first exterior siding, and the outside of said second internal baffle is provided with second exterior siding.
10. according to the speed adjusting module of claim 2 or 3 described blower for vehicle air conditioning, it is characterized in that said circuit board is provided with the pin that is arranged as a row, said base is provided with the pin holes that cooperates with said pin, and said pin passes from said pin holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091275.1A CN102588316B (en) | 2012-03-30 | 2012-03-30 | The speed adjusting module of blower for vehicle air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091275.1A CN102588316B (en) | 2012-03-30 | 2012-03-30 | The speed adjusting module of blower for vehicle air conditioning |
Publications (2)
| Publication Number | Publication Date |
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| CN102588316A true CN102588316A (en) | 2012-07-18 |
| CN102588316B CN102588316B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210091275.1A Active CN102588316B (en) | 2012-03-30 | 2012-03-30 | The speed adjusting module of blower for vehicle air conditioning |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017140021A1 (en) * | 2016-02-20 | 2017-08-24 | 深圳市圣必智科技开发有限公司 | Heat dissipation device and intelligent health care clothing |
| CN113207247A (en) * | 2021-04-16 | 2021-08-03 | 孝感华工高理电子有限公司 | Automobile speed regulation module and manufacturing method thereof |
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| CN113207247A (en) * | 2021-04-16 | 2021-08-03 | 孝感华工高理电子有限公司 | Automobile speed regulation module and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
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| CN102588316B (en) | 2015-08-19 |
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Effective date of registration: 20220829 Address after: No. 2-1888, Auto Parts Industrial Park, Zhixin Avenue, Dadao District, Jingmen City, Hubei Province, 448000 Patentee after: Mind Auto Parts (Jingmen) Co.,Ltd. Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: GREAT WALL MOTOR Co.,Ltd. |
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